[lightsoff/wip/gtkview] Added keyboard handling

[Robert Roth <robertroth src gnome org>]

commit e367d30f19e50131bc4dbdab50922d60738c283c
Author: Robert Roth <robert roth off gmail com>
Date:   Sun Jul 15 15:40:50 2018 +0300

    Added keyboard handling

 data/lightsoff.css        | 8 +++++++-
 src/lightsoff-window.vala | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)
---
diff --git a/data/lightsoff.css b/data/lightsoff.css
index 94e0ad8..0a16e20 100644
--- a/data/lightsoff.css
+++ b/data/lightsoff.css
@@ -12,7 +12,13 @@
   box-shadow: none;
   transition-duration: 300ms;
   transition-timing-function: linear;
-  outline: none;
+  /*outline: none;*/
+}
+
+.grid > .toggle:focus {
+  outline-offset: -15px;
+  outline-width: 3px;
+  outline-style: inset;
 }
 
 .grid > .toggle:checked/*, .grid > .toggle:hover */{
diff --git a/src/lightsoff-window.vala b/src/lightsoff-window.vala
index 10891c6..1f93d42 100644
--- a/src/lightsoff-window.vala
+++ b/src/lightsoff-window.vala
@@ -86,6 +86,7 @@ public class LightsoffWindow : ApplicationWindow
     private void update_subtitle (int moves)
     {
         headerbar.subtitle = ngettext ("%d move", "%d moves", moves).printf (moves);
+        set_focus_visible (false);
     }
 
     private void update_title (int level)